diff options
| -rw-r--r-- | src/common/crypto.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/common/crypto.c b/src/common/crypto.c index f91391780a..522c1375c9 100644 --- a/src/common/crypto.c +++ b/src/common/crypto.c @@ -2990,9 +2990,11 @@ secret_to_key(char *key_out, size_t key_out_len, const char *secret, void memwipe(void *mem, uint8_t byte, size_t sz) { - if (mem == NULL || sz == 0) { + if (sz == 0) { return; } + /* If sz is nonzero, then mem must not be NULL. */ + tor_assert(mem != NULL); /* Data this large is likely to be an underflow. */ tor_assert(sz < SIZE_T_CEILING); |